Price, Reviews - a keyboard & mouse is just that to me (I am not a gamer) so I don't believe in paying over the odds. Logitech have a good reputation. It is purely personal choice but both will do the job.

If you look at the enlarged display on the Amazon site for the Logitech keyboard you will find that it shows a non-English script on the keys. I got caught out in that manner years ago. The despatched unit might not be the same but.......